Home / 997,428.24-1,495,825.20-323,351.28

Finding the Fourth Proportional to 997,428.24, 1,495,825.20 and 323,351.28

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Solution

The fourth proportional to 997,428.24, 1,495,825.20 and 323,351.28 is: 484,924.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,428.24 : 1,495,825.20 = 323,351.28 : x
  2. Step 2: Convert to fraction form
    997,428.24/1,495,825.20 = 323,351.28/x
  3. Step 3: Cross multiply
    997,428.24x = 1,495,825.20 × 323,351.28
  4. Step 4: Simplify right side
    997,428.24x = 483,676,993,076.26
  5. Step 5: Solve for x
    x = 483,676,993,076.26/997,428.24
  6. Step 6: Final answer
    x = 484,924.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.